Square D | LA36150 | Circuit Breaker | 150A | 3-Pole | 600V | Plug-In

Engineered for reliability in demanding electrical environments, the Square D LA36150 Circuit Breaker delivers precise overcurrent protection for 3‑phase systems. This 150A, 3‑pole, 600V plug‑in breaker fits compatible Square D panels, enabling maintenance, retrofit, and replacement projects to proceed quickly with the exact form factor you need.

Key specifications at a glance

• Amperage: 150A
• Poles: 3‑Pole
• Voltage rating: 600V
• Installation type: Plug‑In

Why this LA36150 is a smart choice

• Exact compatibility reference: The part number LA36150 is the best reference for matching your panel and protection requirements, reducing the guesswork in sourcing replacements.
• Plug‑in design for faster service: Designed to snap into compatible panels, the plug‑in format minimizes downtime during maintenance or upgrades.
• Three‑phase protection for demanding loads: A 3‑pole configuration ensures balanced protection across all phases, essential for motors, conveyors, and other three‑phase equipment.
• High‑voltage readiness: With a 600V rating, it’s suited to industrial feeders and commercial power distribution setups.
• Capacity for sizable circuits: 150A protection supports substantial electrical loads while maintaining quick response to faults.

Ideal use cases

• Maintenance replacements in existing control panels where a 150A, 3‑pole, 600V plug‑in breaker is specified.
• Retrofits to upgrade protection for motor circuits, fans, and HVAC equipment in mid‑to‑large facilities.
• Fleet replacement planning for service programs, ensuring quick swaps with minimal panel modification.

How it protects your system

When overcurrent or short‑circuit conditions occur, this LA36150 breaker interrupts the circuit to safeguard conductors, devices, and connected machinery. By delivering reliable protection at the correct amperage and voltage, it helps prevent equipment damage, reduces downtime, and supports safer electrical operation across your facility.

Installation and compatibility notes

Before ordering, confirm fit and ratings for your panel. Use the LA36150 part number as the primary compatibility reference to ensure you’re sourcing the exact form factor and electrical characteristics required by your system.

Practical tips for best results

• Verify your panel accepts plug‑in breakers of this specification and ensure the mounting style matches your enclosure’s design.
• Follow standard lockout/tagout procedures during removal and installation to maintain a safe work environment.
• Keep a recommended spare on hand for rapid replacement during routine maintenance or upgrades.
• Document the replacement with its part number to simplify future ordering and panel servicing.